常减压蒸馏装置的扩能改造  

Capacity expansion of crude distillation unit

作　　者：陈建[1] 

机构地区：[1]中国石化镇海炼油化工股份有限公司炼油四部,浙江宁波315207

出　　处：《石化技术与应用》2006年第3期205-208,共4页Petrochemical Technology & Application

摘　　要：中国石化镇海炼油化工股份有限公司二套常减压蒸馏装置,采用四级蒸馏工艺,将原3.0 M t/a装置扩能为6.0 M t/a。结果表明,主要技术经济指标达到设计要求;停工改造时间短;采用了交直流高速电脱盐及机械抽真空等技术及设备,装置能耗降低。An introduction was given on the expansion revamping of the second crude distillation unit(CDU)from 3.0()Mt/a to 6.0()Mt/a in Zhenhai Refining and Chemical Co Ltd,and four-stage distillation technology was used in the revamping.It was found that main targets of the unit reached the(requirements) of design and the downtime was short.The(advanced) technology and equipment were adopted in the(revamping) such as domestic AC/DC high speed electric(desalting) equipment,liquid-ring vacuum pump,so the energy consumption decreased.

关 键 词：常减压蒸馏 扩能 四级蒸馏 抽真空系统 

分 类 号：TE624.42[石油与天然气工程—油气加工工程]